Home / 40,788.81-56,287.67-22,883.49

Finding the Fourth Proportional to 40,788.81, 56,287.67 and 22,883.49

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Solution

The fourth proportional to 40,788.81, 56,287.67 and 22,883.49 is: 31,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788.81 : 56,287.67 = 22,883.49 : x
  2. Step 2: Convert to fraction form
    40,788.81/56,287.67 = 22,883.49/x
  3. Step 3: Cross multiply
    40,788.81x = 56,287.67 × 22,883.49
  4. Step 4: Simplify right side
    40,788.81x = 1,288,058,333.57
  5. Step 5: Solve for x
    x = 1,288,058,333.57/40,788.81
  6. Step 6: Final answer
    x = 31,578.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.